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提交作業時出現五個負特征值中斷怎么辦?我也找了可能的原因就是還中斷。負特征值.png
在自由狀態下進行頻率響應分析,警告顯示有很多負特征值,但能出結果,不知道準確度怎么樣?


Error:UMBER OF EIGENVALUES FOUND ON THE INTERVAL EXCEEDS THE EXPECTED NUMBER.THIS MAY HAPPEN IF A SYSTEM IS OVERCONSTRAINED. RUN A STATICPERTURBATION ANALYSIS TO PERFORM THE OVERCONSTRAINTCHECK. ALSO
The system matrix has 24249 negative eigenvalues. The system matrix has 94131 negative eigenvalues. Excessive distortion at a total of 41177 integration points in solid (continuum






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